

This forum has some of the best people in the world available to help. provides more information about Volume Licensing. The Windows® 7 and Windows Server® 2008 R2 operating systems. To use a MAK, customers will need to convert their KMS client machine to a MAK activation client by installing a MAK. KMS, which is another type of Volume Licensing key, is not offered for Small Business Server 2011. Volume Activation consists of two technologies-Key Management Service (KMS) and Multiple Activation Key (MAK)-that allow Volume Licensing customers to activate Volume License editions of Small Business Server 2011 installs automatically as a Key Management Server (KMS) client. This guide describes Microsoft® Volume Activation deployment concepts.

You amy also want to look into Volume Licensing: However if you are using a KMS product key, it does require / be able to communicate with your Key Management Server on a periodic basis which could be 180 days. Always use KMS Host Key for the maximum version of Windows Server available in your personal account. A valid license version may never need re-activation. KMS Host Key for Windows Server 2022 is called Windows Srv 2022 DataCtr/Std KMS (or use the Windows Srv 2019 DataCtr/Std KMS key for the previous version of Windows Server 2019 if you do not have Software Assurance subscription). Retail versions of Windows 7 perform no such check every 180 days.
